Finding the Fourth Proportional to 16,524,042.80, 24,769,005.60 and 7,430,496.80
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Solution
The fourth proportional to 16,524,042.80, 24,769,005.60 and 7,430,496.80 is: 11,138,074.32
Step by Step Solution
- Step 1: Write the proportion equation
16,524,042.80 : 24,769,005.60 = 7,430,496.80 : x - Step 2: Convert to fraction form
16,524,042.80/24,769,005.60 = 7,430,496.80/x - Step 3: Cross multiply
16,524,042.80x = 24,769,005.60 × 7,430,496.80 - Step 4: Simplify right side
16,524,042.80x = 184,046,016,849,982.09 - Step 5: Solve for x
x = 184,046,016,849,982.09/16,524,042.80 - Step 6: Final answer
x = 11,138,074.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.